SOLUTION: The NBA states that the circumference of a regulation basketball must be between 29.5 inches and 30 inches. What is the greatest possible difference, rounded to the nearest thousa

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Question 326774: The NBA states that the circumference of a regulation basketball must be between 29.5 inches and 30 inches. What is the greatest possible difference, rounded to the nearest thousandth, between the diameters of two regulation basketballs?
A.1.571 inches
B.0.796 inches
C.0.785 inches
D.0.500 inches
E.0.159 inches

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
C=pi%2AD
D=C%2Fpi
.
.
D1=30%2Fpi
D2=29.5%2Fpi
.
.
D1-D2=%2830-29.5%29%2Fpi
D1-D2=0.159
.
.
.
E) is the correct answer.